Materials from Printed Circuit Boards (IMAGE) American Chemical Society Caption Materials from printed circuit boards used in electronics, such as computers and cell phones, could be used to strengthen asphalt paving, scientists report. Above is a micrograph of the modified asphalt. Credit American Chemical Society Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.